Finding the Fourth Proportional to 3,951,741.36, 5,451,405.30 and 2,645,048.96
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Solution
The fourth proportional to 3,951,741.36, 5,451,405.30 and 2,645,048.96 is: 3,648,830.38
Step by Step Solution
- Step 1: Write the proportion equation
3,951,741.36 : 5,451,405.30 = 2,645,048.96 : x - Step 2: Convert to fraction form
3,951,741.36/5,451,405.30 = 2,645,048.96/x - Step 3: Cross multiply
3,951,741.36x = 5,451,405.30 × 2,645,048.96 - Step 4: Simplify right side
3,951,741.36x = 14,419,233,919,303.49 - Step 5: Solve for x
x = 14,419,233,919,303.49/3,951,741.36 - Step 6: Final answer
x = 3,648,830.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.